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  <title>Document</title>
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  <script>
    let arr = [2, 6, 1, 77, 52, 25, 7]
    let max = arr[0];
    let min = arr[0];
    for (let i = 1; i < arr.length; i++) {
      // if (arr[i] > max) {
      //   max = arr[i]
      // }
      // 三元表达式
      max = arr[i] > max ? arr[i] : max

      if (arr[i] < min) {
        min = arr[i]
      }
    }
    console.log(max);
    console.log(min);
  </script>
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